"Trouble Is a Friend" is the second single by pop singer Lenka that was released in September 2009. The song is featured on her eponymousdebut album, released in 2008. The single was written by Thomas Salter and Lenka. The song was featured on Easy A film soundtrack.
The official music video for Trouble Is a Friend features Lenka making her way towards the screen; as the video progresses, Lenka's dresses as well as the backgrounds start to change in the verses. At times Lenka interacts with the newly found backgrounds and illustrations. The music video ends with the camera closing up on Lenka then fading out into a dark screen.